void CoreEngine::timerEvent(QTimerEvent* te)
{
// Fetch away the debug events and notify if debuggee
// stops. Note that IDebugEventCallback does not
// cover all cases of a debuggee stopping execution
// (such as step over,etc).
if (te->timerId() != m_watchTimer)
return;
switch (waitForEvent(1)) {
case S_OK:
killWatchTimer();
emit watchTimerDebugEvent();
break;
case S_FALSE:
// Detect startup (all modules loaded) if the module
// count no longer changes in a time-out.
if (!m_modulesLoadedEmitted) {
const int newModuleCount = moduleCount();
if (newModuleCount && newModuleCount == m_lastTimerModuleCount) {
m_modulesLoadedEmitted = true;
emit modulesLoaded();
} else {
m_lastTimerModuleCount = newModuleCount;
}
}
break;
case E_PENDING:
case E_FAIL:
break;
case E_UNEXPECTED: // Occurs on ExitProcess.
killWatchTimer();
break;
}
}
void
ModuleManager::loadModules( Phase phase )
{
//FIXME: When we depend on Qt 5.4 this ugly hack should be replaced with
// QTimer::singleShot.
QTimer* timer = new QTimer();
timer->setSingleShot( true );
connect( timer, &QTimer::timeout,
this, [ this, timer, phase ]()
{
foreach ( const QString& moduleName, Settings::instance()->modules( phase ) )
{
if ( !m_availableModules.contains( moduleName ) )
{
cDebug() << "Module" << moduleName << "not found in module search paths."
<< "\nCalamares will now quit.";
qApp->exit( 1 );
return;
}
if ( m_availableModules.value( moduleName )->isLoaded() )
{
cDebug() << "Module" << moduleName << "already loaded.";
continue;
}
doLoad( moduleName );
}
emit modulesLoaded( phase );
// Loading sequence:
// 1) deps are already fine. check if we have all the modules needed by the roster
// 2) ask ModuleManager to load them from the list provided by Settings
// 3) MM must load them asyncly but one at a time, by calling Module::loadSelf
// 4) Module must have subclasses that reimplement loadSelf for various module types
timer->deleteLater();
});
